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460 BCE
Democritus
Made the Democritus' model which represents the particle. -
Dalton
First to describe atoms in a modern, scientific sense. -
Thomson
Designed the Thomson's Plum Pudding model. -
Rutherford
He shot some particles through gold foil, and some bounced back. -
Bohr
Discovered the electron shell. -
Schrödinger
Discovered subshells and that shells are actually orbitals. -
Chadwick
He discovered neutrons